On 22 July 2010 11:56, Gilles Chanteperdrix < [email protected]> wrote:
> Stephen Bryant wrote: > > On 22 July 2010 08:54, Gilles Chanteperdrix < > > [email protected]> wrote: > > > >> Stephen Bryant wrote: > >>> On 21 July 2010 14:06, Gilles Chanteperdrix > >>> <[email protected] > >>> <mailto:[email protected]>> wrote: > >>> > >>> Stephen Bryant wrote: > >>> > I've had a look at dmesg, but cannot find any references to SMI - > >> what > >>> > should I be looking for? > >>> > >>> What is described in the TROUBLESHOOTING file. > >>> > >>> > >>> I have tried disabling the SMI workaround, ensuring that SMI detection > >>> is not disabled, and logging the kernel output (setting the kernel log > >>> level to 8 in grub and sending the output to the serial port to be > >>> picked up by another machine). The troubleshooting file states that I > >>> should see "Xenomai: Intel chipset found and SMI workaround not > >>> enabled, you may encounter high interrupt latencies." in this output, > >>> however this does not occur - I am using an Intel Core 2 Duo but with > >>> SMP disabled, if this has any relevance. > >> The SMI detection/workaround is based on the chipset you have. If your > >> chipset is an ICH10, Stefan posted a patch a few days ago. If it is > >> another one, then please send us the result of lspci -vv on your target. > >> > > > > It seems to be ICH8, so the result is attached, > > Please try with the following patch: > > > -- > Gilles. > With the patch applied and SMI Workaround not used I get the kernel message as expected: "...SMI workaround not enabled...". However, with the SMI Workaround enabled and Globally disabling SMI I get the messages: "Xenomai: SMI-enabled chipset found Xenomai: SMI workaround failed!" Steve
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